The graph of  is given in the figure. State whether  or 

A. a < 0
B. a > 0


Answer: A

Mathematics

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Evaluate the double integral ?  ?  for the given function f(x, y) and the region R. ?  f(x, y) = 6x + 6y; R is bounded by x = 0, , y = 0 and y = 4. ? 

A.
B.
C.
D.

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Solve the problem.There were 480 people at a play. The admission price was $2 for adults and $1 for children. The admission receipts were $770. How many adults and how many children attended?

A. 190 adults and 290 children B. 95 adults and 385 children C. 290 adults and 190 children D. 192 adults and 288 children

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Factor. Check by multiplying.3x - 15y

A. 3(x - 15y) B. 3(x - 5y) C. 5(3x - 3y) D. 3(x - y)

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Approximate the area under the curve and above the x-axis using n rectangles. Use the midpoints of the rectangles.f(x) = x2 - 3x + 4 from x = 1 to x = 5; n = 4

A. 23.75 B. 22 C. 13 D. 21

Mathematics